Pharmacokinetics and pharmacodynamics of orally administered clonidine: a model-based approach.

Klein RH, Alvarez-Jimenez R, Sukhai RN, Oostdijk W, Bakker B, Reeser HM, Ballieux BE, Hu P, Klaassen ES, Freijer J, Burggraaf J, Cohen AF, Wit JM

The oral clonidine test is a diagnostic procedure performed in children with suspected growth hormone (GH) deficiency. It is associated with untoward effects, including bradycardia, hypotension and sedation. Serum clonidine levels have not previously been assessed during this test.